Down in the Bowels of London

One of my favourite readers, Minette of Scent Signals, sent me the following link which guides us down to the London...sewers! The Guardian video follows Rob Smith, head flusher at Thames Water, who explains how 'fat bergs' (amalgamations of illegally dumped cooking oil and wet wipes) are the culprits for frequent blockage and even flooding. But some more pleasant emanations are still possible,